<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<script>
			/*if(18){
			    alert("hello");
			}*/

            for (let i = 0; i < 3; i++) {
                //let i = "嘻嘻";
				alert(i);
            }

		</script>
	</head>
	<body>
	</body>
</html>
